>> reporter: more than 20 years of fighting between the majority government and minority insurgents drove hundreds of thousands of sri lankans from their homes. now, though, the end of the war has allowed nearly 300,000 displaced people to return to the north of the country. it's a region that saw some of the worst violence. it's not just a simple matter of moving back in, of course. with housing and infrastructure destroyed in the war, long-term support is required to rebuild and get life back on track. to take one example of help from abroad, the japan international cooperation agency donated 60,000 palm tree seedlings to sri lanka last year. the war damaged countless trees in this area. many have died completely. we.